USE OF INTERMEDIATE PIECE FOR CONNECTING MOLDED ARTICLES OF MANGANESE STEEL WITH CARBON STEEL, AND METHOD FOR CONNECTING AUSTENITIC MANGANESE STEEL CASTING PIECES WITH STANDARD RAILS
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United States of America Patent
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app pub date -
Jun 6, 2012
filing date -
Oct 5, 2007
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Abandoned
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Abstract
In an intermediate piece for connecting molded articles of manganese steel with carbon steel, in particular austenitic manganese steel casting frogs with standard rails, the intermediate piece is comprised of steel from the group of austenitic-ferritic duplex steels having a ferrite portion of <60 wt %. The method for connecting austenitic manganese steel castings with standard rails is characterized in that an austenitic-ferritic intermediate piece made of duplex steel comprising <60% ferrite is welded with the manganese steel casting and the standard rail.
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